Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: DESMIADTX6Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
515-366 A Dexter IA 516J TON80 COMMUNICATIONS, LLC 632      
515-426 A De Soto IA 516J TON80 COMMUNICATIONS, LLC 632      
515-464 A McCallsburg IA 516J TON80 COMMUNICATIONS, LLC 632      
515-622 A Gilmore City IA 516J TON80 COMMUNICATIONS, LLC 632      
515-626 A Boone IA 516J TON80 COMMUNICATIONS, LLC 632      
515-788 A Perry IA 516J TON80 COMMUNICATIONS, LLC 632      
515-862 A Story City IA 516J TON80 COMMUNICATIONS, LLC 632      
515-896 A Rippey IA 516J TON80 COMMUNICATIONS, LLC 632      
641-258 A Adair IA 516J TON80 COMMUNICATIONS, LLC 632      
641-266 A Ackley IA 516J TON80 COMMUNICATIONS, LLC 632      
641-272 A Bridgewater IA 516J TON80 COMMUNICATIONS, LLC 632      
641-543 A Alta Vista IA 516J TON80 COMMUNICATIONS, LLC 632      
641-668 A Bussey IA 516J TON80 COMMUNICATIONS, LLC 632      
641-727 A Blakesburg IA 516J TON80 COMMUNICATIONS, LLC 632      
641-776 A Chariton IA 516J TON80 COMMUNICATIONS, LLC 632      
641-837 A Albia IA 516J TON80 COMMUNICATIONS, LLC 632      
641-966 A Bladensburg IA 516J TON80 COMMUNICATIONS, LLC 632      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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